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What is a cause of mechanical weathering?
Weathering may occur through the actions of water, air, plants, animals and various chemicals. Mechanical weathering is the breaking down of rocks into smaller pieces without changing the composition of the minerals in the rock
How can air cause weathering?
Air can cause mechanical weathering through a process called freeze-thaw weathering. When water enters cracks in rocks and freezes, it expands and exerts pressure on the rock, causing it to break apart. Additionally, air can also cause chemical weathering by reacting with certain minerals in rocks, leading to their decomposition and eventual breakdown.
Animal burrows dug in rock that let in water and air chemical or mechanical?
Plant growth is both a chemical and mechanical process. The roots secrete mild acids that dissolve minerals in rocks, and the plant's roots and stems can increase in size and force rocks apart inside cracks and crevices.
What is a cause of mechanical?
Weathering may occur through the actions of water, air, plants, animals and various chemicals. Mechanical weathering is the breaking down of rocks into smaller pieces without changing the composition of the minerals in the rock
What is a way abrasion causes mechanical weathering?
Abrasion in mechanical weathering occurs when rocks and minerals are worn down and broken apart by the constant rubbing and grinding action of other particles such as sand, pebbles, or glaciers. This process leads to the physical fragmentation and erosion of the material over time.
Is oxidation mechanical or chemical weathering?
Oxidation is a chemical weathering process that occurs when minerals react with oxygen in the air or water, leading to the breakdown of rocks and minerals. This reaction can cause changes in the color and composition of rocks over time.
What is the meaning for the weathering tonight will be dominated by air movement that is causedby air moving from areas of high to low pressure?
Tonight's weathering will be predominantly influenced by air movement due to the movement of air from regions of higher pressure to lower pressure. This movement leads to the redistribution of air masses, influencing temperature, humidity, and precipitation patterns in the atmosphere.
Would the action of water salt and air on car fenders be mechanical and chemical weathering?
Yes, the action of water, salt, and air on car fenders would primarily be classified as chemical weathering. Water and salt can cause oxidation and corrosion on the metal surface of the fender, while exposure to air can facilitate these chemical reactions. Over time, this chemical weathering can lead to rust and deterioration of the fender.
What is a Venn diagram that distinguishes mechanical weathering from chemical weathering?
chemical weathering works faster copper roof turns brown then green after several years in air or in minutes with the right chemicals iron hardware can be browned or blued so the weathering being the universe wind rain air sun = natural vibration annealing sanding peening = mechanical chemical =chemical
Why electricfan is an mechanical energy?
An electric fan is not "an mechanical energy". An electric fan converts electrical energy into mechanical energy (the movement of the fan blades, and hence, the movement of the air).
What types of forces cause movement to stop?
Frictional forces, such as air resistance and surface friction, can cause movement to stop by opposing the motion of an object. Additionally, internal forces within the object, such as mechanical resistance or electromagnetic forces, can also contribute to stopping movement.
Do glaciers cause chemical weathering when they scrape rocks?
Yes, glaciers can cause chemical weathering when they scrape rocks by exposing new surfaces to chemical reactions with water and air. The mechanical action of the glacier can also break down minerals within the rocks, allowing for chemical weathering to occur more easily.
